Finding the Fourth Proportional to 1,251,469.17, 1,727,063.88 and 707,593.28
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Solution
The fourth proportional to 1,251,469.17, 1,727,063.88 and 707,593.28 is: 976,499.32
Step by Step Solution
- Step 1: Write the proportion equation
1,251,469.17 : 1,727,063.88 = 707,593.28 : x - Step 2: Convert to fraction form
1,251,469.17/1,727,063.88 = 707,593.28/x - Step 3: Cross multiply
1,251,469.17x = 1,727,063.88 × 707,593.28 - Step 4: Simplify right side
1,251,469.17x = 1,222,058,794,680.22 - Step 5: Solve for x
x = 1,222,058,794,680.22/1,251,469.17 - Step 6: Final answer
x = 976,499.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.